$ git clone -n https://src.fedoraproject.org/rpms/pcm.git /var/lib/mock/f40-build-765020-123324/root/chroot_tmpdir/scmroot/pcm
Cloning into '/var/lib/mock/f40-build-765020-123324/root/chroot_tmpdir/scmroot/pcm'...
$ git reset --hard 4ed4a988fedbdc9acd6e6d1598c8e354e879ae29
HEAD is now at 4ed4a98 fix LINUX_SYSTEMD_UNITDIR