$ git clone -n https://src.fedoraproject.org/rpms/perl-re-engine-RE2.git /var/lib/mock/f31-build-97817-32994/root/chroot_tmpdir/scmroot/perl-re-engine-RE2
Cloning into '/var/lib/mock/f31-build-97817-32994/root/chroot_tmpdir/scmroot/perl-re-engine-RE2'...
$ git reset --hard edef7a4c078131b3b2004c6446824401cc95bfdd
HEAD is now at edef7a4 rebuild (re2)