$ git clone -n https://src.fedoraproject.org/rpms/kshisen.git /var/lib/mock/f38-build-716653-96180/root/chroot_tmpdir/scmroot/kshisen
Cloning into '/var/lib/mock/f38-build-716653-96180/root/chroot_tmpdir/scmroot/kshisen'...
$ git fetch origin 2d4d4f32cfe58aaa9a456b3b5df46bd9934339ae:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kshisen
 * [new ref]         2d4d4f32cfe58aaa9a456b3b5df46bd9934339ae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2d4d4f3 23.04.1