$ git clone -n https://src.fedoraproject.org/rpms/nordugrid-arc.git /var/lib/mock/f40-build-760658-121127/root/chroot_tmpdir/scmroot/nordugrid-arc
Cloning into '/var/lib/mock/f40-build-760658-121127/root/chroot_tmpdir/scmroot/nordugrid-arc'...
$ git reset --hard e0ff12b4bb3575b4b081c4d0437d689007e62383
HEAD is now at e0ff12b Fix compilation with libxml2 2.12