$ git clone -n https://src.fedoraproject.org/rpms/ktuberling.git /var/lib/mock/f42-build-863699-171731/root/chroot_tmpdir/scmroot/ktuberling
Cloning into '/var/lib/mock/f42-build-863699-171731/root/chroot_tmpdir/scmroot/ktuberling'...
$ git fetch origin 623e7e72298efe137fdb55b42d57bdeb49cef3b9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ktuberling
 * [new ref]         623e7e72298efe137fdb55b42d57bdeb49cef3b9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 623e7e7 24.12.0