$ git clone -n https://src.fedoraproject.org/rpms/gnome-firmware.git /var/lib/mock/f37-build-680804-77128/root/chroot_tmpdir/scmroot/gnome-firmware
Cloning into '/var/lib/mock/f37-build-680804-77128/root/chroot_tmpdir/scmroot/gnome-firmware'...
$ git reset --hard cf29825c6f00f62e6bc07b7065d64ebe2d726519
HEAD is now at cf29825 New upstream release