$ git clone -n https://src.fedoraproject.org/rpms/ktuberling.git /var/lib/mock/f40-build-2393230-60531/root/chroot_tmpdir/scmroot/ktuberling
Cloning into '/var/lib/mock/f40-build-2393230-60531/root/chroot_tmpdir/scmroot/ktuberling'...
$ git fetch origin 4d59ae04be6647c78be5d49f61f652dbbc3f11eb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ktuberling
 * [new ref]         4d59ae04be6647c78be5d49f61f652dbbc3f11eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4d59ae0 24.01.95