$ git clone -n http://git.inferitos.ru/rpms/rubygem-mysql2 /var/lib/mock/inferit-10_0-bootstrap-build-105316-204598/root/chroot_tmpdir/scmroot/rubygem-mysql2
Cloning into '/var/lib/mock/inferit-10_0-bootstrap-build-105316-204598/root/chroot_tmpdir/scmroot/rubygem-mysql2'...
$ git fetch origin changed/i10c-beta/rubygem-mysql2-0.5.5-5.el10:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/rubygem-mysql2
 * [new tag]         changed/i10c-beta/rubygem-mysql2-0.5.5-5.el10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0daa847 import rubygem-mysql2-0.5.5-5.el10