$ git clone -n https://src.fedoraproject.org/rpms/balsa.git /var/lib/mock/f31-build-55444-28125/root/thebuilddir/tmp/scmroot/balsa
Cloning into '/var/lib/mock/f31-build-55444-28125/root/thebuilddir/tmp/scmroot/balsa'...
$ git reset --hard 9c3bf6cf782edbf84d93acd380b5d77bd0a13734
HEAD is now at 9c3bf6c Require krb5-devel for building