$ git clone -n https://src.fedoraproject.org/rpms/openh264.git /var/lib/mock/f37-build-side-32-misc-devel-414460-16202/root/chroot_tmpdir/scmroot/openh264
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-414460-16202/root/chroot_tmpdir/scmroot/openh264'...
$ git reset --hard a143f9ccd277dc0c9c815d1740c22514e621dfb4
HEAD is now at a143f9c Update to 2.3.1