$ git clone -n https://src.fedoraproject.org/rpms/percona-xtrabackup.git /var/lib/mock/f37-build-650567-72753/root/chroot_tmpdir/scmroot/percona-xtrabackup
Cloning into '/var/lib/mock/f37-build-650567-72753/root/chroot_tmpdir/scmroot/percona-xtrabackup'...
$ git reset --hard e3276f2180669f715d6cf3dbceb1a6664ff7a085
HEAD is now at e3276f2 rebase to latest upstream release