$ git clone -n https://src.fedoraproject.org/rpms/kf5-kcrash.git /var/lib/mock/f39-build-1523782-36018/root/chroot_tmpdir/scmroot/kf5-kcrash
Cloning into '/var/lib/mock/f39-build-1523782-36018/root/chroot_tmpdir/scmroot/kf5-kcrash'...
$ git fetch origin bd8b50e62d343bbc8bdaf294904fff4fd907257a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kcrash
 * [new ref]         bd8b50e62d343bbc8bdaf294904fff4fd907257a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd8b50e 5.111.0