$ git clone -n https://src.fedoraproject.org/rpms/python-slixmpp.git /var/lib/mock/f37-build-680376-76893/root/chroot_tmpdir/scmroot/python-slixmpp
Cloning into '/var/lib/mock/f37-build-680376-76893/root/chroot_tmpdir/scmroot/python-slixmpp'...
$ git reset --hard 2e6e5e4fcc2afe51dfd3bd74ea485a06142dfe2d
HEAD is now at 2e6e5e4 Fix buggy SourcesURL and commit right tarball