$ git clone -n http://git.inferitos.ru/rpms/qt5-qtdoc /var/lib/mock/inferit-8_8-build-17166-23083/root/chroot_tmpdir/scmroot/qt5-qtdoc
Cloning into '/var/lib/mock/inferit-8_8-build-17166-23083/root/chroot_tmpdir/scmroot/qt5-qtdoc'...
$ git fetch origin changed/i8c/qt5-qtdoc-5.15.3-1.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/qt5-qtdoc
 * [new tag]         changed/i8c/qt5-qtdoc-5.15.3-1.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e205ee0 edit changelog for import qt5-qtdoc-5.15.3-1.el8