$ git clone -n https://src.fedoraproject.org/rpms/systemd.git /var/lib/mock/f40-build-812346-147797/root/chroot_tmpdir/scmroot/systemd
Cloning into '/var/lib/mock/f40-build-812346-147797/root/chroot_tmpdir/scmroot/systemd'...
$ git reset --hard dc28be38795e75f6ffbf26c48ceebbc22e028dda
HEAD is now at dc28be3 Version 255.7