$ git clone -n https://git.cclinux.org/stage/rpms/mpg123.git /var/lib/mock/dist-circle8_10-updates-build-125939-89518/root/chroot_tmpdir/scmroot/mpg123
Cloning into '/var/lib/mock/dist-circle8_10-updates-build-125939-89518/root/chroot_tmpdir/scmroot/mpg123'...
$ git fetch origin 092b1bf56fb5c278be857743aef77230a3ca5a81:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/mpg123
 * [new ref]         092b1bf56fb5c278be857743aef77230a3ca5a81 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 092b1bf import mpg123-1.32.9-1.el8_10