$ git clone -n https://src.fedoraproject.org/rpms/teg.git /var/lib/mock/f41-build-side-1-2670556-29059/root/chroot_tmpdir/scmroot/teg
Cloning into '/var/lib/mock/f41-build-side-1-2670556-29059/root/chroot_tmpdir/scmroot/teg'...
$ git fetch origin 0ba798b3b2a6b2f44ade92df51e0610e84264caa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/teg
 * [new ref]         0ba798b3b2a6b2f44ade92df51e0610e84264caa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0ba798b bump version