$ git clone -n http://git.inferitos.ru/rpms/firefox /var/lib/mock/inferit-9_2-updates-build-11417-19077/root/chroot_tmpdir/scmroot/firefox
Cloning into '/var/lib/mock/inferit-9_2-updates-build-11417-19077/root/chroot_tmpdir/scmroot/firefox'...
$ git fetch origin changed/i9/firefox-102.11.0-2.el9_2.inferit:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/firefox
 * [new tag]         changed/i9/firefox-102.11.0-2.el9_2.inferit -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dd273ca Merge branch 'i9c' with version 102.11.0-2.el9_2 into i9