$ git clone -n https://src.fedoraproject.org/rpms/ghc-contravariant.git /var/lib/mock/f38-build-689051-82509/root/chroot_tmpdir/scmroot/ghc-contravariant
Cloning into '/var/lib/mock/f38-build-689051-82509/root/chroot_tmpdir/scmroot/ghc-contravariant'...
$ git reset --hard 7557f633f9536370294a840b744a84005cd655c1
HEAD is now at 7557f63 Convert to %autorelease and %autochangelog