$ git clone -n https://src.fedoraproject.org/rpms/smtpping.git /var/lib/mock/f45-build-36154-701/root/chroot_tmpdir/scmroot/smtpping
Cloning into '/var/lib/mock/f45-build-36154-701/root/chroot_tmpdir/scmroot/smtpping'...
$ git fetch origin 8e4fa0e0f3aaa4e258f6841fded3314ca264de07:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/smtpping
 * [new ref]         8e4fa0e0f3aaa4e258f6841fded3314ca264de07 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e4fa0e smtpping: 1.1.5 release