$ git clone -n https://src.fedoraproject.org/rpms/libtrash.git /var/lib/mock/f31-build-59646-28617/root/thebuilddir/tmp/scmroot/libtrash
Cloning into '/var/lib/mock/f31-build-59646-28617/root/thebuilddir/tmp/scmroot/libtrash'...
$ git reset --hard a2289fc0c7b1270edc8091e6e627c4b022bccdbc
HEAD is now at a2289fc - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild